19890306

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 28009854

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 47, 51, 54, 94, 102, 141, 153, 282, 306, 423, 459, 461, 799, 846, 918, 922, 1269, 1383, 1598, 2397, 2538, 2766, 4149, 4794, 7191, 7837, 8298, 12447, 14382, 15674, 21573, 21667, 23511, 24894, 43146, 43334, 47022, 65001, 70533, 130002, 141066, 195003, 211599, 368339, 390006, 423198, 585009, 736678, 1105017, 1170018, 2210034, 3315051, 6630102, 9945153, 19890306]

約数ペア:

[(1, 19890306), (2, 9945153), (3, 6630102), (6, 3315051), (9, 2210034), (17, 1170018), (18, 1105017), (27, 736678), (34, 585009), (47, 423198), (51, 390006), (54, 368339), (94, 211599), (102, 195003), (141, 141066), (153, 130002), (282, 70533), (306, 65001), (423, 47022), (459, 43334), (461, 43146), (799, 24894), (846, 23511), (918, 21667), (922, 21573), (1269, 15674), (1383, 14382), (1598, 12447), (2397, 8298), (2538, 7837), (2766, 7191), (4149, 4794)]